Home / 61,987,069.89-92,994,055.71-18,855,152.25

Finding the Fourth Proportional to 61,987,069.89, 92,994,055.71 and 18,855,152.25

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Solution

The fourth proportional to 61,987,069.89, 92,994,055.71 and 18,855,152.25 is: 28,286,819.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,987,069.89 : 92,994,055.71 = 18,855,152.25 : x
  2. Step 2: Convert to fraction form
    61,987,069.89/92,994,055.71 = 18,855,152.25/x
  3. Step 3: Cross multiply
    61,987,069.89x = 92,994,055.71 × 18,855,152.25
  4. Step 4: Simplify right side
    61,987,069.89x = 1,753,417,078,757,031.75
  5. Step 5: Solve for x
    x = 1,753,417,078,757,031.75/61,987,069.89
  6. Step 6: Final answer
    x = 28,286,819.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.